added application bootstrap file
fixed ignore for pyc files
added custom http error handles and error pages
moved request handlers to controllers module
added error handler for appengine errors
removed old application bootstrap file and models file
fixed import error
override bootstrap css in signup and signin to fix image stretch issue
import optimization in files and code doc changes
adding tourbly.py to master
linking google plus page to website
fixed import errors in controllers
partial implementation of signin with g+
fixed merge conflicts